package com.itheima.service;

import com.itheima.pojo.EmpStatistics;
import com.itheima.pojo.StuStatistics;

import java.util.List;
import java.util.Map;

public interface StatisticsService {

    List<Map> queryGenderList();

    EmpStatistics queryJobList();

    List<Map> queryStudentDegreeData();

    StuStatistics queryStudentCountData();
}
